Correct ffs/fls regression for PowerPC etc

Commits

  02f99901ed1c9d828e3ea117f94ce2264bf8389e
  52d61227b66d4099b39c8309ab37cb67ee09a405

introduced a regression where platform-specific ffs/fls implementations
were defined away. This patch corrects that by using PLATFORM_xxx
instead of the name itself.

Signed-off-by: Simon Kagstrom <simon.kagstrom@netinsight.net>
Acked-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: Stefan Roese <sr@denx.de>
diff --git a/include/asm-microblaze/bitops.h b/include/asm-microblaze/bitops.h
index aac9061..5d814f0 100644
--- a/include/asm-microblaze/bitops.h
+++ b/include/asm-microblaze/bitops.h
@@ -23,6 +23,7 @@
 
 extern void clear_bit(int nr, volatile void * addr);
 #define __clear_bit(nr, addr) clear_bit(nr, addr)
+#define PLATFORM__CLEAR_BIT
 
 extern void change_bit(int nr, volatile void * addr);
 extern void __change_bit(int nr, volatile void * addr);
@@ -75,7 +76,7 @@
 	mask = 1 << (nr & 0x1f);
 	*a |= mask;
 }
-#define __set_bit
+#define PLATFORM__SET_BIT
 
 /*
  * clear_bit() doesn't provide any barrier for the compiler.